Cita APA

Taylor, H. F., & Haas, W. (1986). German, a self-teaching guide. Wiley.

Citación estilo Chicago

Taylor, Heimy F., and Werner Haas. German, a Self-teaching Guide. New York: Wiley, 1986.

Cita MLA

Taylor, Heimy F., and Werner Haas. German, a Self-teaching Guide. Wiley, 1986.